MMR Stage 1 Ported 3V Cylinder heads


MMR Stage 1 Ported 3V Cylinder heads pr. MMR Stage 1 ported and polished cylinder heads feature 286/203 CFM Ports, gain 25-30 More HP on stock applications and up to 60 more HP on Forced induction applications. These heads utilize hand ported and polished intake and exhaust ports, custom machined factory intake valves & Custom machined factory exhaust valves, multi axis competition valve job, fully assembled with new Factory springs, retainers and locks (no cams, lifters or rockers) No core required! NO CORE CHARGE! MMR guarantees more power than the competition or your money back! MMR USES BRAND NEW HEADS-ASK OUR COMPETITION IF THEY DO THE SAME! All MMR heads flowed @28 inches and .550 lift

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  • Model: 900981
  • Manufactured by: MMR

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